Po-San Trademark Details

Po-San was registered on Tuesday, August 3, 1971 and is currently owned by Mallinckrodt Chemical Works under the registration number 917480 . This mark is dead with a status of Expired. The last case file activity for this mark occured 31 years ago on Wednesday, November 4, 1992, according to the United State Patent & Trademark Office
Word Mark Po-San
Status Dead Registered 900 — Expired

Current Owner

Mallinckrodt Chemical Works of Saint Louis, MO

View all trademarks for Mallinckrodt Chemical Works
Other Trademarks for Mallinckrodt Chemical Works
Serial Number 72334735
Registration Number 917480
Status Date Wednesday, November 4, 1992
Filing Date Wednesday, November 4, 1992
Registration Date Tuesday, August 3, 1971

Case File Statements

Goods & Services Plant Growth Regulator

Classifications

International Class Codes
001 — Class 1 includes mainly chemical products used in industry, science and agriculture, including those which go to the making of products belonging to other trademark classes. Examples include compost, salt for preserving non-foodstuffs, and certain additives for the food industry.
U.S. Class Codes 010
Status 9 — Expired
Status Date Wednesday, November 4, 1992
First Use Anywhere Monday, July 21, 1969
First Use In Commerce Monday, July 21, 1969
Primary Code 010

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